Supporting evidence for superimmortality

There are many different parts, predictions, principles, etc., of superimmortality. Each different aspect of superimmortality has it own set of supporting evidence and arguments for it. Simultaneous multiplicity of consciousnesses with the same ixperiencitness is a major aspect but only a part of superimmortality. Some of the supporting evidence and arguments for it are the first experiment argument, multicid experiments and multivid experiments, simplicity argument, and the technological arguments.